Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4505839",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-abcf035a-c5c1-4cd1-805d-9b78dd9ce4f0",
      "cw-f8f822cf-9d75-4540-89b9-f54a2ff85d98"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-f8f545f3-1495-4a58-8aeb-b2d2475fb4e3",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4505839",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-f8f822cf-9d75-4540-89b9-f54a2ff85d98"
  }
}